Making mona lisa smile agian was the main topic detail in the story. For one reason it would have to be when they painted a picture of her for acomplishing the process of the model of a great model she smiled for that picture. So that is why that gave her own picture of herself and the computer model picture is a little bit better than the orignal one. The computer model has better details in the picture and it also tightens her lips for the picture. More reason is that they express the emotion of her picture in paragraph 2. In paragraph 7 the experts for the picture tell Mona Lisa how to pose for the picture in the first sentence. Paragraph 8 explains Mona being truthful and smiling in the last sentence. Inside Paragraph 4 it is telling about how the expression of the real face is inside the art of Mona Lisa.